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authorWolfgang Denk <wd@denx.de>2008-02-15 00:06:18 +0100
committerWolfgang Denk <wd@denx.de>2008-02-15 00:06:18 +0100
commit6f99eec3dc2285abfb93631003f7e5cadf2eab0f (patch)
tree1eaaa31eb768d8bfa68e9ff41eef53d37b64f21c /board/bf533-stamp/spi.c
parentf6921e3dc331293c873ec4d109fd5517a42a90b3 (diff)
parent30942b18b66f35f2ceedab39af10e9eccaa943cc (diff)
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Merge branch 'master' of git://www.denx.de/git/u-boot-blackfin
Conflicts: Makefile doc/README.standalone Signed-off-by: Wolfgang Denk <wd@denx.de>
Diffstat (limited to 'board/bf533-stamp/spi.c')
-rw-r--r--board/bf533-stamp/spi.c39
1 files changed, 20 insertions, 19 deletions
diff --git a/board/bf533-stamp/spi.c b/board/bf533-stamp/spi.c
index d30750f..15141cf 100644
--- a/board/bf533-stamp/spi.c
+++ b/board/bf533-stamp/spi.c
@@ -4,6 +4,7 @@
#include <common.h>
#include <linux/ctype.h>
#include <asm/io.h>
+#include <asm/mach-common/bits/spi.h>
#if defined(CONFIG_SPI)
@@ -153,7 +154,7 @@ void SendSingleCommand(const int iCommand)
/*sends the actual command to the SPI TX register */
*pSPI_TDBR = iCommand;
- sync();
+ SSYNC();
/*The SPI status register will be polled to check the SPIF bit */
Wait_For_SPIF();
@@ -174,7 +175,7 @@ void SetupSPI(const int spi_setting)
*pSPI_FLG = 0xFB04;
*pSPI_BAUD = CONFIG_SPI_BAUD;
*pSPI_CTL = spi_setting;
- sync();
+ SSYNC();
}
void SPI_OFF(void)
@@ -183,7 +184,7 @@ void SPI_OFF(void)
*pSPI_CTL = 0x0400; /* disable SPI */
*pSPI_FLG = 0;
*pSPI_BAUD = 0;
- sync();
+ SSYNC();
udelay(CONFIG_CCLK_HZ / 50000000);
}
@@ -241,10 +242,10 @@ char ReadStatusRegister(void)
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01)); /* Turn on the SPI */
*pSPI_TDBR = SPI_RDSR; /* send instruction to read status register */
- sync();
+ SSYNC();
Wait_For_SPIF(); /*wait until the instruction has been sent */
*pSPI_TDBR = 0; /*send dummy to receive the status register */
- sync();
+ SSYNC();
Wait_For_SPIF(); /*wait until the data has been sent */
status_register = *pSPI_RDBR; /*read the status register */
@@ -305,18 +306,18 @@ ERROR_CODE EraseBlock(int nBlock)
/* Send the erase block command to the flash followed by the 24 address */
/* to point to the start of a sector. */
*pSPI_TDBR = SPI_SE;
- sync();
+ SSYNC();
Wait_For_SPIF();
ShiftValue = (ulSectorOff >> 16); /* Send the highest byte of the 24 bit address at first */
*pSPI_TDBR = ShiftValue;
- sync();
+ SSYNC();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
ShiftValue = (ulSectorOff >> 8); /* Send the middle byte of the 24 bit address at second */
*pSPI_TDBR = ShiftValue;
- sync();
+ SSYNC();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
*pSPI_TDBR = ulSectorOff; /* Send the lowest byte of the 24 bit address finally */
- sync();
+ SSYNC();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
/*Turns off the SPI */
@@ -351,25 +352,25 @@ ERROR_CODE ReadData(unsigned long ulStart, long lCount, int *pnData)
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01));
*pSPI_TDBR = SPI_READ; /* Send the read command to SPI device */
- sync();
+ SSYNC();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
ShiftValue = (ulStart >> 16); /* Send the highest byte of the 24 bit address at first */
*pSPI_TDBR = ShiftValue; /* Send the byte to the SPI device */
- sync();
+ SSYNC();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
ShiftValue = (ulStart >> 8); /* Send the middle byte of the 24 bit address at second */
*pSPI_TDBR = ShiftValue; /* Send the byte to the SPI device */
- sync();
+ SSYNC();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
*pSPI_TDBR = ulStart; /* Send the lowest byte of the 24 bit address finally */
- sync();
+ SSYNC();
Wait_For_SPIF(); /* Wait until the instruction has been sent */
/* After the SPI device address has been placed on the MOSI pin the data can be */
/* received on the MISO pin. */
for (i = 0; i < lCount; i++) {
*pSPI_TDBR = 0; /*send dummy */
- sync();
+ SSYNC();
while (!(*pSPI_STAT & RXS)) ;
*cnData++ = *pSPI_RDBR; /*read */
@@ -406,26 +407,26 @@ ERROR_CODE WriteFlash(unsigned long ulStartAddr, long lTransferCount,
/* Third, the 24 bit address will be shifted out the SPI MOSI bytewise. */
SetupSPI((COMMON_SPI_SETTINGS | TIMOD01)); /* Turns the SPI on */
*pSPI_TDBR = SPI_PP;
- sync();
+ SSYNC();
Wait_For_SPIF(); /*wait until the instruction has been sent */
ulWAddr = (ulStartAddr >> 16);
*pSPI_TDBR = ulWAddr;
- sync();
+ SSYNC();
Wait_For_SPIF(); /*wait until the instruction has been sent */
ulWAddr = (ulStartAddr >> 8);
*pSPI_TDBR = ulWAddr;
- sync();
+ SSYNC();
Wait_For_SPIF(); /*wait until the instruction has been sent */
ulWAddr = ulStartAddr;
*pSPI_TDBR = ulWAddr;
- sync();
+ SSYNC();
Wait_For_SPIF(); /*wait until the instruction has been sent */
/* Fourth, maximum number of 256 bytes will be taken from the Buffer */
/* and sent to the SPI device. */
for (i = 0; (i < lTransferCount) && (i < 256); i++, lWTransferCount++) {
iData = *temp;
*pSPI_TDBR = iData;
- sync();
+ SSYNC();
Wait_For_SPIF(); /*wait until the instruction has been sent */
temp++;
}